Check-row attachment for corn-planters



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CHECK ROW ATTACHMENT POR CORN PLANTBRS. No'. 308,779. 'Patented Deo. 2, 1884.

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of the check-row attachment.

llnrrnn STATES Partnr" @tirreno VILLIAM A. LEE AND JAMES C. FULLER, OF IVINFIELD, KANSAS.

CHECK-ROW ATTACHMENT FIOR CORN-PLANTERS.

SPECIFICATION forming part of Letters Patent No. 308,779, dated December 2, 1884. Application filed August 4, 1884. (No model.)

To all whom it may concern.-

Be it known that we, VILLIAM A. LEE and J AMES C. FULLER, of Winiield,in the county of Cowley'and State of Kansas, have invented certain new and useful Improvements in Check- Row Attachments for Corn-Planters; and we do hereby declare the following to be a full, clear, and exact description of the invention, such as will enable others skilled in the art to which it pertains to make and use the same.

Our invention relates to check-row attachments for corn-planters, the objecty being to provide a device of this character adapted to be adjnstably secured to the seed-boxes of a planter, and so constructed as to insure a regular uniform operation to reciprocate the seedslide.

This invention consists in Vthe features of construction and combination of parts hereinafter described, and pointed out in the claims.

In the drawings, Figure l represents our invention in perspective. Fig. 2 is a plan View of part of a planter with our improvements applied thereto. Fig. 3 is a side elevation of the same. Fig. 4 is a vertical section on the line x :c of Fig. 1, and Fig. 5 illustrates parts in detail.

A A represent parts of the planter-frame, connected by a cross-bar, B.

C C are the seed-boxes, secured upon the ends of the bar B, and slotted at the points c c to receive the ends of the seed-slide D.

E E represent the side bars, and F the crossbar, of the check-row attachment. Said crossbar is supported above the seed-boxes by means of brackets G G, secured to the outer sides of said boxes. Each of the brackets G is formed near its lower end with a horizontal slot, g, through which a securing-screw, g', passes. The upper ends ot' these brackets G are each formed with a slot, g, and recessed to form a seat, g4, to receive the crossbar F rIhe screws g5, which secure the cross-bar F, are held by nuts gs, which rest within the slots g3 of the brackets G, said slots being sufficiently large to allow of the turning of the nut when the check row attachment is to be removed.

Upon each of the forward ends of the side bars E is secured a depending inclined bracket or plate, H, formed with a horizontal prong or guard, h, and an inclined guard, h. Between these guard-prongs is mounted upon a studj ournal, l1?, a grooved anti -friction wheel, h.

Upon each of the rear ends of the side bars, E E, is secured a depending recessed bracket, I, having an anti-friction wheel, z', journaled within the recess, and a similar wheel, fi', mounted upon a projecting stud, t, of the bracket. f

Upon the upper sides of the side bars, E E, and cross bar F are secured brackets J J, each formed with a bearing for the oscillating shaft K, supported therein.

Upon each end of the shaft K is secured a bifurc'ated arm, L, through which the checkwire passes. These arms L are held in contact with the prongs 7L in convenient position to be engaged by the knots ofthe check-wires by the action of the spring M, secured at one end to a loop, m., on the shaft K, and at the opposite end to an eye, m', projecting from the inner side of the adjacent side bar, E.

The cross-bar F of the attachment is provided with a downwardly and rearwardly projecting stud-journal, f, upon which is pivoted a vibrating lever, N. The lower end of this lever enters a loop, n, projecting from a central stud, n', of the seed-slide D. The upper end of the lever N enters a loop, o, projecting rearwardly from a reciprocating slide, O. This slide is recessed on opposite sides to form cam-surfaces I) and P", and its ends p are reduced to enter guide loops Q, projecting from the upper side of the cross-bar F. Said crossbar is formed with a forwardly-proj ecting guideway, R, arranged at one side of the center of the bar. Vithin this guideway is arranged a plunger, S, whose rear end projects through a slot, s, formed in the cross-bar, and is connected to a loop, s', depending from the shaft K. The forward end of the plunger S is provided with a block, t, upon which is loosely supported a guide-plate, T. The latter is formed with perforations u, through which pass the ends of a staple, o, which sccures the plate T upon the block t. f

The operation of the mechanism thus described is as follows: The check-wire passes 10o around the rollers and through the slots of the l arms L, which latter are drawn back by the Contact therewith of the stops on the checkwire. This rearward movement of the arms L turns the shaft K forward. After the arms L are released by the cord-stop the spring M retracts said arms.

It will be apparent that when the shaft K is turned as above described the plunger S will be reciprocated, it being connected to said shaft by the loop s. This movement of the plunger brings the guide-plate T into alternate contact with the cam-surfaces l? and P of the slide O to reciprocate the latter, whose movement vibrates the lever N and operatesY the seedslide. The construction thus described insures a regular and uniform dropping of the corn.

Having fully described our invention, what we claim as new, and desire to secure by Letters Patent, is-

1. In a check row attachment for cornplanters, the combination, with the seedslide and a vibrating lever, of an oscillating shaft, a reciprocating plunger loosely secured to said shaft, and a slide formed with Vopposite cani-surfaces and adaptedto be operated by the plunger, substantially as set forth.

2. In a checkrow attachment for cornplanters, the combination, with an oscillating shaft and a seed-slide, of a vibrating lever, a double cani-faced slide connected to said lever, a plunger connected to the shaft, and a looselysecured guide-plate, substantially as set forth.

3. In a check-row attachment, the combination, with the seed-slide and the oscillating shaft, of a cross-bar formed with a guideway, a plunger and guide-plate arranged therein, a reciprocating cam-faced slide, and a vibrating lever connected to said slide, substantially as set forth.

4.. The combination, in a check-row attachment, with the seed'slidc and its vibrating lever, of the slide formed with opposite can1- surfaces, and supported upon the cross-bar of the attachment, and a guide-plate adapted to come in contact alternately with the canrsurfaces of the slide, substantially as set forth.

In testimony whereof we have signed this specification in the presence of two subscribing witnesses.

VILLlAM A. LEE. JAMES C. FULLER.

Witnessesz H. L. ToMLiN, J No. D. Payer. 

